把NSArray直接寫入plist

NSString* areaRootPath = [[FolderHelper share] areaFolderRootPath];

    NSString* areaPlistPath = [areaRootPath stringByAppendingPathComponent:kKeyFile_CourseAreaList];

//直接把array(裡面包dictionary)寫入plist中

[plistMAry writeToFile:areaPlistPath atomically:true];